C:\>ffmpeg -rtsp_transport tcp -allowed_media_types video -i "rtsp://admin:admin@192.168.0.65:554/0" -c copy -f h264 - | ffmpeg -f h264 -r 30 -i - -c copy "rtmp://a.rtmp.youtube.com/live2/xxxxxxxxxxxxxxxxx"
ffmpeg version N-88042-g72c3d9ae45 Copyright (c) 2000-2017 the FFmpeg developers
  built with gcc 7.2.0 (GCC)ffmpeg version N-88042-g72c3d9ae45
 Copyright (c) 2000-2017 the FFmpeg developers  configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-bzlib --enable-fontconfig --enable-gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libfreetype --enable-libmp3lame --enable-libopenjpeg --enable-libopus --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libtheora --enable-libtwolame --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libzimg --enable-lzma --enable-zlib --enable-gmp --enable-libvidstab --enable-libvorbis --enable-cuda --enable-cuvid --enable-d3d11va --enable-nvenc --enable-dxva2 --enable-avisynth --enable-libmfx

  libavutil      56.  0.100 / 56.  0.100
  built with gcc 7.2.0 (GCC)  libavcodec     58.  0.100 / 58.  0.100

  libavformat    58.  0.100 / 58.  0.100  configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-bzlib --enable-fontconfig --enable-gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libfreetype --enable-libmp3lame --enable-libopenjpeg --enable-libopus --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libtheora --enable-libtwolame --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libzimg --enable-lzma --enable-zlib --enable-gmp --enable-libvidstab --enable-libvorbis --enable-cuda --enable-cuvid --enable-d3d11va --enable-nvenc --enable-dxva2 --enable-avisynth --enable-libmfx

  libavdevice    58.  0.100 / 58.  0.100  libavutil      56.  0.100 / 56.  0.100

  libavfilter     7.  0.100 /  7.  0.100  libavcodec     58.  0.100 / 58.  0.100

  libswscale      5.  0.100 /  5.  0.100  libavformat    58.  0.100 / 58.  0.100

  libswresample   3.  0.100 /  3.  0.100  libavdevice    58.  0.100 / 58.  0.100

  libpostproc    55.  0.100 / 55.  0.100  libavfilter     7.  0.100 /  7.  0.100

  libswscale      5.  0.100 /  5.  0.100
  libswresample   3.  0.100 /  3.  0.100
  libpostproc    55.  0.100 / 55.  0.100
Input #0, rtsp, from 'rtsp://admin:admin@192.168.0.65:554/0':
  Metadata:
    title           : h264.mp4
  Duration: N/A, start: 0.033333, bitrate: N/A
    Stream #0:0: Video: h264 (High), yuvj420p(pc, bt709, progressive), 3840x2160, 90k tbr, 90k tbn, 180k tbc
Output #0, h264, to 'pipe:':
  Metadata:
    title           : h264.mp4
    encoder         : Lavf58.0.100
    Stream #0:0: Video: h264 (High), yuvj420p(pc, bt709, progressive), 3840x2160, q=2-31, 90k tbr, 90k tbn, 90k tbc
Stream mapping:
  Stream #0:0 -> #0:0 (copy)
Press [q] to stop, [?] for help
[h264 @ 0000028586ce6880] Stream #0: not enough frames to estimate rate; consider increasing probesize
Input #0, h264, from 'pipe:':
  Duration: N/A, bitrate: N/A
    Stream #0:0: Video: h264 (High), yuvj420p(pc, bt709, progressive), 3840x2160, 30 fps, 30 tbr, 1200k tbn, 60 tbc
[NULL @ 000002858831a180] Unable to find a suitable output format for 'rtmp://a.rtmp.youtube.com/live2/xxxxxxxxxxxxxxxxx'
rtmp://a.rtmp.youtube.com/live2/xxxxxxxxxxxxxxxxx: Invalid argument
av_interleaved_write_frame(): Broken pipe
Error writing trailer of pipe:: Broken pipe
frame=   97 fps= 42 q=-1.0 Lsize=    4937kB time=00:00:03.16 bitrate=12762.2kbits/s speed=1.38x
video:4945kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: unknown
Conversion failed!

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